Frontend Developer React - Hays

OverviewAs a Frontend Engineer in Hays’ Barcelona office, you join a Platform team shaping core internal applications used across product squads.You will own and evolve the frontend stack for backoffice apps, delivering scalable, high-performance interfaces.You’ll design reusable UI components, collaborate with product, design and engineering, and drive frontend architecture and best practices.The role focuses on performance, accessibility, and continuous improvement within a modern tech environment.This is a hands-on role with a strong impact on internal digital solutions.Compensaciones / BeneficiosPermanent contractFlexible working hoursHybrid model with 4 days teleworkPrivate health insuranceTraining budgetInternational and collaborative tech environmentResponsabilidadesOwn frontend development within shared backoffice applicationsBuild and ship new features aligned to product/company needsDesign and maintain reusable UI components and shared librariesIntegrate frontend with backend services (REST/GraphQL)Drive frontend architecture decisions and promote best practicesCollaborate with product owners, designers and engineers to deliver scalable solutionsPerform code reviews, debugging and troubleshooting to ensure qualityContribute to performance optimisation, accessibility and testing practicesSupport other engineers and help evolve the frontend ecosystemRequisitos principalesExperience as a Frontend Engineer or similar roleStrong experience with React (or similar)Solid JavaScript/TypeScript skillsExperience creating reusable component libraries and design systemsExperience integrating APIs (REST/GraphQL) and managing stateUnderstanding of performance optimisation, accessibility and testingExperience in cross-functional teamsAgile mindset and experience in iterative environmentsFluent or advanced level of EnglishCross-functional collaborationProblem solvingProactive communicationReact (or similar)JavaScript/TypeScriptReusable component libraries

Experience in cross-functional teams Agile mindset and experience in iterative environments Fluent or advanced level of English Cross-functional collaboration Problem solving Proactive communication React (or similar) JavaScript/TypeScript Reusable component libraries